APA (7th ed.) Citation

Zill, D. G. (1989). Differential equations with boundary-value problems (2nd edition.). Pws-Kent Publishing Company.

Chicago Style (17th ed.) Citation

Zill, Dennis G. Differential Equations with Boundary-value Problems. 2nd edition. Boston: Pws-Kent Publishing Company, 1989.

MLA (9th ed.) Citation

Zill, Dennis G. Differential Equations with Boundary-value Problems. 2nd edition. Pws-Kent Publishing Company, 1989.

Warning: These citations may not always be 100% accurate.